PU material is also a little smell, propose to use in a well ventilated, cool, dry place to put two days.Introductions: –Material:PU and cotton(Please take note of: Both PU and Genuine Leather are different. PU is inauthentic leather) –Multipurpose school camping casual laptop backpack. –Shoulder strap length Adjustable –The laptop pocket will fits for notebook PC up to 14-inch perfectly. –No matter men or women is suit for this Bag Product Description: –Preppy style concise exterior, smart casual fits for all occasion. –Top-grade PU construction, precise seam at each and every corner with the highest Japanese manufacturing standard. –Elegant faux leather bottom, stainless steel strap buckles, padded laptop pocket, each and every details designed for the long, reliable service life. –According to the up to date human project study result, the padded shoulder strap is adjustable to release the pressure and offer more porous when carrying the heavy. –Plenty space to hold a ton of stuff for school and day by day necessities such as textbooks,calculator, a lunch boxes, glass water-bottle, coats, shirts or gym clothes, cell phone, portable chargers, MP3 player, and so forth. Nicely for school and camping, also apply to working, shopping, 3 days commute, traveling, hiking, walking, gyms and so forth. Package inlcude: 1 x PU Laptop Backpack Material:Crazy Horse artificial leather,as it ages, it would possibly not stain and can also be easily cleaned. Dimensions:14*17*5 inches. Plenty space to hold a ton of stuff for school and day by day necessities such as textbooks,calculator, a lunch boxes, gym clothes, cell phone, portable chargers, MP3 player, and so forth. Nicely for school and camping, also apply to working, shopping, 3 days commute, traveling, hiking, walking, gyms and so forth. Zebella is a Registered Trademark and our ONLY Authorized dealer is Good & god.Please take note of keep away from purchasing those COUNTERFEITS from other sellers,100% genuine guarantee from Good & god.